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How to Debug CrashLoopBackOff in kubectl - Fix Chrome 'Connection Refused' Error from Firewall Block-Fix Windows Security 504 Gateway Timeout: Checklist

2026-06-14 07:10:49developer-tools
How to Debug CrashLoopBackOff in kubectl - Fix Chrome 'Connection Refused' Error from Firewall Block-Fix Windows Security 504 Gateway Timeout: Checklist

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.